package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.entity.Dish;
import com.sky.enumeration.OperationType;
import com.sky.vo.DishVO;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;
import java.util.Map;

@Mapper
public interface DishMapper {

    /**
     * 根据分类id查询菜品数量
     * @param categoryId
     * @return
     */
    @Select("select count(id) from dish where category_id = #{categoryId}")
    Integer countByCategoryId(Long categoryId);

    /**
        * 动态条件查询菜品
        * @param dish
        * @return
     */
    List<Dish> list(Dish dish);


    /**
        * 新增菜品
        * @param dish
     */
    @AutoFill(value = OperationType.INSERT)
    void insert(Dish dish);

    /**
     * 菜品分页查询
     * @return
     */
    Page<DishVO> pageQuery();

    /**
        * 根据id查询
        * @param id
        * @return
     */
    @Select("select id, name, category_id, price, image, description, status, create_time, update_time, create_user, update_user from dish where id = #{id}")
    Dish selectById(Long id);

    /**
     * 跟据主键来删除
     * @param id
     */
    @Delete("delete  from dish where id = #{id}")
    void deleteById(Long id);

    /**
     * 批量删除
     * @param ids
     */
    void deleteByIds(List<Long> ids);

    /**
     * 修改菜品
     * @param dish
     */
    @AutoFill(value = OperationType.UPDATE)
    void update(Dish dish);


    /**
     * 跟据setmelId查找套餐里面的菜品
     * @param setmealId
     * @return
     */
    @Select("select d.* from setmeal_dish s left join dish d on s.dish_id = d.id where setmeal_id = #{setmealId}")
    List<Dish> getBySetmealId(Long setmealId);

    /**
     * 根据条件统计菜品数量
     * @param map
     * @return
     */
    Integer countByMap(Map map);
}
